| Grand Forks to Chojnice | 4,446.54 mi (7,156.01 km) |
| Grand Forks to Chojnow | 4,524.27 mi (7,281.10 km) |
| Grand Forks to Chorzow | 4,661.77 mi (7,502.39 km) |
| Grand Forks to Choszczno | 4,413.51 mi (7,102.86 km) |
| Grand Forks to Chrzanow | 4,683.45 mi (7,537.29 km) |
| Grand Forks to Ciechanow | 4,574.00 mi (7,361.14 km) |
| Grand Forks to Ciechocinek | 4,522.55 mi (7,278.34 km) |
| Grand Forks to Cieszyn | 4,681.41 mi (7,534.00 km) |
| Grand Forks to Czarna Bialostocka | 4,621.19 mi (7,437.09 km) |
| Grand Forks to Czarnkow | 4,459.66 mi (7,177.13 km) |
| Grand Forks to Czechowice-Dziedzice | 4,683.69 mi (7,537.67 km) |
| Grand Forks to Czeladz | 4,663.85 mi (7,505.75 km) |
| Grand Forks to Czersk Pomorski | 4,453.48 mi (7,167.18 km) |
| Grand Forks to Czestochowa | 4,640.35 mi (7,467.92 km) |
| Grand Forks to Czluchow | 4,443.16 mi (7,150.57 km) |
